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Class Information
Number: 310/65
Name: Electrical generator or motor structure > Dynamoelectric > Rotary > Cooling or fluid contact > Circulation > Heat-exchange structure > Spacers (e.g., laminae, coils, etc.)
Description: Subject matter in which the means for facilitating, augmenting, or modifying the transfer of heat includes devices for maintaining parts of the dynamoelectric device out of contact with each other, so that either the cooling fluid has access to enlarged areas of the device or face-to-face heat transmitting contact is avoided.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8629589 Dynamoelectric machine coil spacerblock having flow deflecting channel in coil facing surface thereof Jan. 14, 2014
8525376 Dynamoelectric machine coil spaceblock having flow deflecting structure in coil facing surface thereof Sep. 3, 2013
8513842 Heat radiation structure for rotary electromotor Aug. 20, 2013
8492952 Coolant channels for electric machine stator Jul. 23, 2013
8456048 Cooling structure for a segmented stator assembly Jun. 4, 2013
8405260 Electric power tool Mar. 26, 2013
8299663 Arrangement for cooling of an electrical machine Oct. 30, 2012
8274185 Rotors for electric rotary machines Sep. 25, 2012
8203240 Liquid cooled rotating electrical machine Jun. 19, 2012
8198764 Arrangement for cooling of an electrical machine Jun. 12, 2012
8198762 Winding end turn cooling in an electric machine Jun. 12, 2012
8049379 Dynamoelectric machine rotors having enhanced heat transfer and method therefor Nov. 1, 2011
7999428 Apparatus for thermomechanical decoupling of the housing and stationary part of a rotating machine Aug. 16, 2011
7893577 Rotor for an electrodynamic machine Feb. 22, 2011
7872392 Rotating electrical machine Jan. 18, 2011
7859146 End winding cooling Dec. 28, 2010
7825552 Cooling arrangement for a variable reluctance electric machine Nov. 2, 2010
7772734 Rotor structure of rotating electric machine Aug. 10, 2010
7705508 Cooled conductor coil for an electric machine and method Apr. 27, 2010
7633194 Apparatus for cooling stator lamination stacks of electrical machines Dec. 15, 2009
7573175 Tandem AC generator for vehicle Aug. 11, 2009
7545062 Devices and systems for cooling insulated, strip-laminated structures by convection Jun. 9, 2009
7439646 High power generator with enhanced stator heat removal Oct. 21, 2008
7075196 Integrated resolver for high pole count motors Jul. 11, 2006
6989617 Command component assembly for alternator to automatic vehicle Jan. 24, 2006
6952070 Capped flat end windings in an electrical machine Oct. 4, 2005
6919656 Electric asynchronous motor Jul. 19, 2005
6825585 End plate Nov. 30, 2004
6815848 Air cooled electrical machine Nov. 9, 2004
6798097 Stator cooling Sep. 28, 2004
6777836 Heat transfer enhancement at generator stator core space blocks Aug. 17, 2004
6777835 Electrical power cooling technique Aug. 17, 2004
6720687 Wake reduction structure for enhancing cavity flow in generator rotor endwindings Apr. 13, 2004
6713934 Generator for an outboard motor Mar. 30, 2004
6633097 Mechanical joining for water-cooled motor frame Oct. 14, 2003
6628020 Heat transfer enhancement of ventilation grooves of rotor end windings in dynamoelectric machines Sep. 30, 2003
6617749 Re-entrant spaceblock configuration for enhancing cavity flow in rotor endwinding of electric power generator Sep. 9, 2003
6583526 Generator stator core vent duct spacer posts Jun. 24, 2003
6577027 Electrical equipment winding structure providing improved cooling fluid flow Jun. 10, 2003
6525437 Rotating electrical machine stator Feb. 25, 2003
6525938 Circuit board fixing structure of heatsink fan Feb. 25, 2003
6498408 Heat transfer enhancement at generator stator core space blocks Dec. 24, 2002
6495943 Spaceblock scoops for enhanced rotor cavity heat transfer Dec. 17, 2002
6465917 Spaceblock deflector for increased electric generator endwinding cooling Oct. 15, 2002
6441527 A.C. generator for vehicle Aug. 27, 2002
6392326 Flow-through spaceblocks with deflectors and method for increased electric generator endwinding cooling May. 21, 2002
6297571 Electrical machine with a stator, and a claw pole rotor system composed of two pole wheel halves Oct. 2, 2001
6278217 High voltage generator stator with radially inserted cable windings and assembly method Aug. 21, 2001
6271608 Alternating current machines Aug. 7, 2001
6262503 Method and apparatus for cooling current carrying coil Jul. 17, 2001

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